01: /*
02: * Condition.java
03: *
04: * Copyright (C) 2003 Peter Graves
05: * $Id: Condition.java,v 1.6 2003/11/15 11:03:30 beedlem Exp $
06: *
07: * This program is free software; you can redistribute it and/or
08: * modify it under the terms of the GNU General Public License
09: * as published by the Free Software Foundation; either version 2
10: * of the License, or (at your option) any later version.
11: *
12: * This program is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15: * GNU General Public License for more details.
16: *
17: * You should have received a copy of the GNU General Public License
18: * along with this program; if not, write to the Free Software
19: * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20: */
21:
22: package org.armedbear.lisp;
23:
24: public class Condition extends StandardObject {
25: private final String message;
26:
27: public Condition() {
28: message = null;
29: }
30:
31: public Condition(LispClass cls, LispObject slots) {
32: super (cls, slots);
33: message = null;
34: }
35:
36: public Condition(LispObject initArgs) {
37: this (); // FIXME
38: }
39:
40: public Condition(String message) {
41: this .message = message;
42: }
43:
44: public String getMessage() {
45: return message;
46: }
47:
48: public LispObject typeOf() {
49: LispClass c = getLispClass();
50: if (c != null)
51: return c.getSymbol();
52: return Symbol.CONDITION;
53: }
54:
55: public LispClass classOf() {
56: LispClass c = getLispClass();
57: if (c != null)
58: return c;
59: return BuiltInClass.CONDITION;
60: }
61:
62: public LispObject typep(LispObject type) throws ConditionThrowable {
63: if (type == Symbol.CONDITION)
64: return T;
65: if (type == BuiltInClass.CONDITION)
66: return T;
67: return super .typep(type);
68: }
69:
70: public String toString() {
71: String s = getMessage();
72: if (s != null)
73: return s;
74: return unreadableString(String.valueOf(typeOf()));
75: }
76: }
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